Grill brush



FIG. 1 is a front perspective view of a grill brush;

FIG. 2 is a back perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a front elevational view thereof; and,

FIG. 8 is a back elevational view thereof.

The broken line representations in the figures illustrate portions of the article of manufacture that form no part of the claimed invention. 

CLAIM The ornamental design of a grill brush, as shown and described. 